» Claude Wasserstein (left), who has been separated from financier Bruce Wasserstein since last year, has purchased the 7,000-square-foot duplex penthouse at 995 Fifth Avenue, which was listed at $47.5 million. Her new neighbors in the building will include socialite Daphne Guinness and Philosophy cosmetics founder Cristina Carlino. [Update: The purchase price was $34 million according to TRD.] [NYT]» Barbara Corcoran paid $1.46 million for a 4,000-square-foot townhouse at 408 Stuyvesant Avenue in Brooklyn. The home had originally been on the market for $2.1 million in late 2006. [Real Deal]» The Long Island home once owned by Alistair Cooke, the BBC journalist who died in 2004, has been put on the market at $5.2 mil. The four-bedroom house sits on 1.4 acres overlooking Peconic Bay. [Newsday]